151 lines
8.7 KiB
HTML
151 lines
8.7 KiB
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<meta name="abstract" content="When the Open Query File (OPNQRYF) command is run, messages are sent informing the interactive user of the status of the OPNQRYF request. For example, if a keyed access path is built by the OPNQRYF command to satisfy the request, a message is sent to the user." />
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<meta name="description" content="When the Open Query File (OPNQRYF) command is run, messages are sent informing the interactive user of the status of the OPNQRYF request. For example, if a keyed access path is built by the OPNQRYF command to satisfy the request, a message is sent to the user." />
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<title>Messages sent when the Open Query File (OPNQRYF) command is run</title>
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<body id="rbafomsgopn"><a name="rbafomsgopn"><!-- --></a>
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<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">Messages sent when the Open Query File (OPNQRYF) command is run</h1>
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<div><p>When the Open Query File (OPNQRYF) command is run, messages are
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sent informing the interactive user of the status of the OPNQRYF request.
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For example, if a keyed access path is built by the OPNQRYF command to satisfy
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the request, a message is sent to the user.</p>
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<div class="section"><p> The following messages might be sent during a run of the OPNQRYF
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command: </p>
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</div>
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<table cellpadding="4" cellspacing="0" border="1" class="tableborder"><tr><td>
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<table cellpadding="4" cellspacing="0" summary="" width="100%" border="0"><thead align="left"><tr><th align="left" valign="bottom" width="50%" id="d0e37">Message identifier</th>
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<th align="left" valign="bottom" width="50%" id="d0e39">Description</th>
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</tr>
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</thead>
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<tbody><tr><td align="left" valign="top" width="50%" headers="d0e37 ">CPI4301</td>
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<td align="left" valign="top" width="50%" headers="d0e39 "><samp class="codeph">Query running.</samp></td>
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</tr>
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<tr><td align="left" valign="top" width="50%" headers="d0e37 ">CPI4302</td>
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<td align="left" valign="top" width="50%" headers="d0e39 "><samp class="codeph">Query running. Building access path...</samp></td>
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</tr>
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<tr><td align="left" valign="top" width="50%" headers="d0e37 ">CPI4303</td>
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<td align="left" valign="top" width="50%" headers="d0e39 "><samp class="codeph">Query running. Creating copy of
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file...</samp></td>
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</tr>
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<tr><td align="left" valign="top" width="50%" headers="d0e37 ">CPI4304</td>
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<td align="left" valign="top" width="50%" headers="d0e39 "><samp class="codeph">Query running. Selection complete...</samp></td>
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</tr>
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<tr><td align="left" valign="top" width="50%" headers="d0e37 ">CPI4305</td>
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<td align="left" valign="top" width="50%" headers="d0e39 "><samp class="codeph">Query running. Sorting copy of file...</samp></td>
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</tr>
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<tr><td align="left" valign="top" width="50%" headers="d0e37 ">CPI4306</td>
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<td align="left" valign="top" width="50%" headers="d0e39 "><samp class="codeph">Query running. Building access path
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from file...</samp></td>
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</tr>
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<tr><td align="left" valign="top" width="50%" headers="d0e37 ">CPI4307</td>
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<td align="left" valign="top" width="50%" headers="d0e39 "><samp class="codeph">Query running. Building hash table
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from file &1 in &2.</samp></td>
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</tr>
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<tr><td align="left" valign="top" width="50%" headers="d0e37 ">CPI4011</td>
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<td align="left" valign="top" width="50%" headers="d0e39 "><samp class="codeph">Query running. Number of records
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processed...</samp></td>
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</tr>
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</tbody>
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</table>
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</td></tr></table>
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<div class="section"><p>To stop these status messages from appearing, you can see the
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discussion about message handling in the Control language (CL) topic.</p>
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</div>
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<div class="section"><div class="p">When your job is running under debug (by using the Start Debug
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(STRDBG) command), or requested with query options file option of DEBUG_MESSAGES
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*YES, messages are sent to your job log. These messages describe the implementation
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method that is used to process the OPNQRYF request. These messages provide
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information about the optimization processing that occurred. You can use these
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messages as a tool for tuning the OPNQRYF request to achieve the best performance.
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Listed here are these messages: <dl><dt class="dlterm">CPI4321</dt>
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<dd>Access path built for file...</dd>
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<dt class="dlterm">CPI4322</dt>
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<dd>Access path built from keyed file...</dd>
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<dt class="dlterm">CPI4324</dt>
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<dd>Temporary file built from file...</dd>
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<dt class="dlterm">CPI4325</dt>
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<dd>Temporary file built for query</dd>
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<dt class="dlterm">CPI4326</dt>
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<dd>File processed in join position...</dd>
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<dt class="dlterm">CPI4327</dt>
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<dd>File processed in join position 1.</dd>
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<dt class="dlterm">CPI4328</dt>
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<dd>Access path of file that is used...</dd>
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<dt class="dlterm">CPI4329</dt>
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<dd>Arrival sequence that is used for file...</dd>
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<dt class="dlterm">CPI432A</dt>
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<dd>Query optimizer timed out...</dd>
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<dt class="dlterm">CPI432C</dt>
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<dd>All access paths considered for file...</dd>
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<dt class="dlterm">CPI432E</dt>
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<dd>Selection fields mapped to different attributes...</dd>
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<dt class="dlterm">CPI432F</dt>
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<dd>Access path suggestion for file...</dd>
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<dt class="dlterm">CPI433B</dt>
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<dd>Unable to update query options file.</dd>
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<dt class="dlterm">CPI4330</dt>
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<dd>&6 tasks used for parallel &10 scan of file &1.</dd>
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<dt class="dlterm">CPI4332</dt>
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<dd>&6 tasks used for parallel index that is created over file...</dd>
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<dt class="dlterm">CPI4333</dt>
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<dd>Hashing algorithm used to process join.</dd>
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<dt class="dlterm">CPI4338</dt>
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<dd>&1 access paths used for bitmap processing of file...</dd>
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<dt class="dlterm">CPI4339</dt>
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<dd>Query options retrieved file &2 in library &1.</dd>
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<dt class="dlterm">CPI4341</dt>
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<dd>Performing distributed query.</dd>
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<dt class="dlterm">CPI4342</dt>
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<dd>Performing distributed join for query.</dd>
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<dt class="dlterm">CPI4345</dt>
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<dd>Temporary distributed result file &4 built...</dd>
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<dt class="dlterm">CPI4346</dt>
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<dd>Optimizer debug messages for query join step &1 of &2 follow:</dd>
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<dt class="dlterm">CPI4347</dt>
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<dd>Query is processing in multiple steps.</dd>
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</dl>
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</div>
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</div>
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<div class="section"><p>Most of the messages provide a reason why the particular option
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was performed. The second level text on each message gives an extended description
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of why the option was chosen. Some messages provide suggestions to help improve
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the performance of the OPNQRYF request.</p>
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</div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rbafoopnqf.htm" title="The Open Query File (OPNQRYF) command is a control language (CL) command that allows you to perform many data processing functions on database files. These topics discuss how to create a query using the OPNQRYF command, how to specify parameters for its major functions, and how to use it with your high-level language program.">Use Open Query File (OPNQRYF) command</a></div>
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</div>
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<div class="relconcepts"><strong>Related concepts</strong><br />
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<div><a href="../rbam6/rbam6clmain.htm">Control language (CL)</a></div>
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</div>
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</div>
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</body>
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</html>
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